[SCSI] zfcp: Add FC pass-through support

Provide the ability to do fibre channel requests from the userspace to
our zfcp driver.  Patch builds upon extension to the fibre channel
tranport class by James Smart and Seokmann Ju.  See here
http://marc.info/?l=linux-scsi&m=123808882309133&w=2

Signed-off-by: Sven Schuetz <sven@linux.vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 12 insertions, 6 deletions

diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index 2074d45dbf6c..49d0532bca1c 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -22,6 +22,8 @@
 #include <linux/syscalls.h>
 #include <linux/scatterlist.h>
 #include <linux/ioctl.h>
+#include <scsi/fc/fc_fs.h>
+#include <scsi/fc/fc_gs.h>
 #include <scsi/scsi.h>
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsi_cmnd.h>
@@ -29,6 +31,7 @@
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_transport.h>
 #include <scsi/scsi_transport_fc.h>
+#include <scsi/scsi_bsg_fc.h>
 #include <asm/ccwdev.h>
 #include <asm/qdio.h>
 #include <asm/debug.h>
@@ -228,11 +231,6 @@ struct zfcp_ls_adisc {
 
 /* FC-PH/FC-GS well-known address identifiers for generic services */
 #define ZFCP_DID_WKA                            0xFFFFF0
-#define ZFCP_DID_MANAGEMENT_SERVICE             0xFFFFFA
-#define ZFCP_DID_TIME_SERVICE                   0xFFFFFB
-#define ZFCP_DID_DIRECTORY_SERVICE              0xFFFFFC
-#define ZFCP_DID_ALIAS_SERVICE                  0xFFFFF8
-#define ZFCP_DID_KEY_DISTRIBUTION_SERVICE       0xFFFFF7
 
 /* remote port status */
 #define ZFCP_STATUS_PORT_PHYS_OPEN              0x00000001
@@ -376,6 +374,14 @@ struct zfcp_wka_port {
         struct delayed_work     work;
 };
 
+struct zfcp_wka_ports {
+        struct zfcp_wka_port ms;        /* management service */
+        struct zfcp_wka_port ts;        /* time service */
+        struct zfcp_wka_port ds;        /* directory service */
+        struct zfcp_wka_port as;        /* alias service */
+        struct zfcp_wka_port ks;        /* key distribution service */
+};
+
 struct zfcp_qdio_queue {
         struct qdio_buffer *sbal[QDIO_MAX_BUFFERS_PER_Q];
         u8                 first;       /* index of next free bfr in queue */
@@ -461,7 +467,7 @@ struct zfcp_adapter {
                                                       actions */
         u32                     erp_low_mem_count; /* nr of erp actions waiting
                                                       for memory */
-        struct zfcp_wka_port    nsp;               /* adapter's nameserver */
+        struct zfcp_wka_ports   *gs;               /* generic services */
         debug_info_t            *rec_dbf;
         debug_info_t            *hba_dbf;
         debug_info_t            *san_dbf;          /* debug feature areas */